7) If the light is reflecting at an angle of 30ยบ, what is the angle of incidence?
30ยบ
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15
How is the image of an object in a concave mirror?
The position, size, and type of the image depends on how close the object is to the mirror.
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15
Blue + Red = ?
Magenta
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15
The Law of REFLECTION states that, on reflection from a smooth surface, the angle of the reflected ray is ___________ to the angle of the incident ray. (DIFFERENT or EQUAL?)
EQUAL
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monster
Reset all scores!
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magnet
Take 10 points!
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shark
Other team loses 15 points!
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banana
Go to last place!
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15
Blue + Green = ?
Cyan
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15
Give two examples of transluncent objects.
Materials that allow SOME light to pass through. Ex.: some types of cloth, stained glass.
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15
Which one is a concave lens? Which one is a convex lens?
A. Convex. B. Concave
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15
What is the difference between umbra and penumbra?